1986 Buick Regal vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 27 year(s). Which means there will be less support and parts availability for 1986 Buick Regal. In addition, the cost of maintenance, including insurance, on 1986 Buick Regal would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 204 more horse power than 1986 Buick Regal. (235 HP @ 4400 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1986 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 662 kg more than 1986 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 1986 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 203 more torque (in Nm) than 1986 Buick Regal. (448 Nm @ 2800 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1986 Buick Regal.
Compare all specifications:
| 1986 Buick Regal | 2013 BMW 7 Series | |
| Make | Buick | BMW |
| Model | Regal | 7 Series |
| Year Released | 1986 | 2013 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 235 HP | 439 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Torque | 448 Nm | 651 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Engine Bore Size | 96.5 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 8.0:1 | 10.0 :1 |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1490 kg | 2152 kg |
| Vehicle Length | 5100 mm | 5074 mm |
| Vehicle Width | 1830 mm | 2134 mm |
| Vehicle Height | 1390 mm | 1471 mm |
| Wheelbase Size | 2750 mm | 3070 mm |
| Fuel Tank Capacity | 68 L | 80 L |
